git-rebase: Update --whitespace documentation

diff --git a/git-rebase.sh b/git-rebase.sh
index 6d3eddbada5e1a5a38e2b909c75909b8e9d5fda8..368c0ef4342df990a5617fd6fbe2cd973b1b208b 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -310,6 +310,7 @@ do
        esac
        shift
 done
+test $# -gt 2 && usage
 
 # Make sure we do not have $GIT_DIR/rebase-apply
 if test -z "$do_merge"